You Are Going to Make a Speech in Favor of Outlawing

You are going to make a speech in favor of outlawing squirt guns. Your audience is intelligent and well educated. The persuasiveness of your speech will probably be decreased if

A) you describe moderate and realistic dangers associated with the use of squirt guns.
B) someone tells the audience in advance about the point of your speech.
C) you rely on the central route to persuasion (as opposed to the peripheral route) .
D) you present detailed facts and statistics to support your argument.